Former New York City Mayor Michael Bloomberg

Pope Francis walks in the Historic Exhibition hall of the National September 11 Museum & Memorial in downtown Manhattan on Sept. 25, 2015,with dignitaries including former New York City Mayor Michael Bloomberg, left, and looks at a New Testament Bible fragment found in debris of the South Tower. Pope Francis is on a five-day trip to the United States, with stops in Washington, D.C., New York City and Philadelphia, after a three-day stay in Cuba. (Credit: THE RECORD/ CARMINE GALASSO)